(Lead-in) -- Some 110,000 illegal immigrants were estimated to have jobs in Pennsylvania last year. That's about 1.8 percent of the state's workforce, according to the Pew Hispanic Center. But, who are these workers? Who hires them? Who suffers the consequences? In our Real Life | Real Issues series on immigration in central PA, WITF's Tim Lambert reports on three stories, three voices, offering their own answers.

Throughout the month, WITF is reporting on immigration in central PA. Read more about Luis' journey across the border here. Also, check out the other stories in our Real Life |Real Issues series, such as a Spanish immersion class in a midstate school district and how Pennsylvania farmers are keeping a close eye on the immigration debate